An expression used by a person who is feeling pressure in a social situation by either a specific individual or a group of people. This specific individual or group of people are usually trying to get the person who uses the expression to do something that they don't want to do.

"Every time I go home for the holidays my grandmother never fails to ask me about when I am going to settle down, get married, and have kids. I'd never say it out loud, but in my head I'm like 'get off my nuts grandma!'"